221377200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:604

約数の個数: 240

約数和(自身を含む): 800044032

約数和(自身を除く): 578666832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 31, 33, 40, 44, 48, 50, 55, 60, 62, 66, 75, 80, 88, 93, 100, 110, 120, 124, 132, 150, 155, 165, 176, 186, 200, 220, 240, 248, 264, 275, 300, 310, 330, 341, 372, 400, 440, 465, 496, 528, 541, 550, 600, 620, 660, 682, 744, 775, 825, 880, 930, 1023, 1082, 1100, 1200, 1240, 1320, 1364, 1488, 1550, 1623, 1650, 1705, 1860, 2046, 2164, 2200, 2325, 2480, 2640, 2705, 2728, 3100, 3246, 3300, 3410, 3720, 4092, 4328, 4400, 4650, 5115, 5410, 5456, 5951, 6200, 6492, 6600, 6820, 7440, 8115, 8184, 8525, 8656, 9300, 10230, 10820, 11902, 12400, 12984, 13200, 13525, 13640, 16230, 16368, 16771, 17050, 17853, 18600, 20460, 21640, 23804, 25575, 25968, 27050, 27280, 29755, 32460, 33542, 34100, 35706, 37200, 40575, 40920, 43280, 47608, 50313, 51150, 54100, 59510, 64920, 67084, 68200, 71412, 81150, 81840, 83855, 89265, 95216, 100626, 102300, 108200, 119020, 129840, 134168, 136400, 142824, 148775, 162300, 167710, 178530, 184481, 201252, 204600, 216400, 238040, 251565, 268336, 285648, 297550, 324600, 335420, 357060, 368962, 402504, 409200, 419275, 446325, 476080, 503130, 553443, 595100, 649200, 670840, 714120, 737924, 805008, 838550, 892650, 922405, 1006260, 1106886, 1190200, 1257825, 1341680, 1428240, 1475848, 1677100, 1785300, 1844810, 2012520, 2213772, 2380400, 2515650, 2767215, 2951696, 3354200, 3570600, 3689620, 4025040, 4427544, 4612025, 5031300, 5534430, 6708400, 7141200, 7379240, 8855088, 9224050, 10062600, 11068860, 13836075, 14758480, 18448100, 20125200, 22137720, 27672150, 36896200, 44275440, 55344300, 73792400, 110688600, 221377200]

約数ペア:

[(1, 221377200), (2, 110688600), (3, 73792400), (4, 55344300), (5, 44275440), (6, 36896200), (8, 27672150), (10, 22137720), (11, 20125200), (12, 18448100), (15, 14758480), (16, 13836075), (20, 11068860), (22, 10062600), (24, 9224050), (25, 8855088), (30, 7379240), (31, 7141200), (33, 6708400), (40, 5534430), (44, 5031300), (48, 4612025), (50, 4427544), (55, 4025040), (60, 3689620), (62, 3570600), (66, 3354200), (75, 2951696), (80, 2767215), (88, 2515650), (93, 2380400), (100, 2213772), (110, 2012520), (120, 1844810), (124, 1785300), (132, 1677100), (150, 1475848), (155, 1428240), (165, 1341680), (176, 1257825), (186, 1190200), (200, 1106886), (220, 1006260), (240, 922405), (248, 892650), (264, 838550), (275, 805008), (300, 737924), (310, 714120), (330, 670840), (341, 649200), (372, 595100), (400, 553443), (440, 503130), (465, 476080), (496, 446325), (528, 419275), (541, 409200), (550, 402504), (600, 368962), (620, 357060), (660, 335420), (682, 324600), (744, 297550), (775, 285648), (825, 268336), (880, 251565), (930, 238040), (1023, 216400), (1082, 204600), (1100, 201252), (1200, 184481), (1240, 178530), (1320, 167710), (1364, 162300), (1488, 148775), (1550, 142824), (1623, 136400), (1650, 134168), (1705, 129840), (1860, 119020), (2046, 108200), (2164, 102300), (2200, 100626), (2325, 95216), (2480, 89265), (2640, 83855), (2705, 81840), (2728, 81150), (3100, 71412), (3246, 68200), (3300, 67084), (3410, 64920), (3720, 59510), (4092, 54100), (4328, 51150), (4400, 50313), (4650, 47608), (5115, 43280), (5410, 40920), (5456, 40575), (5951, 37200), (6200, 35706), (6492, 34100), (6600, 33542), (6820, 32460), (7440, 29755), (8115, 27280), (8184, 27050), (8525, 25968), (8656, 25575), (9300, 23804), (10230, 21640), (10820, 20460), (11902, 18600), (12400, 17853), (12984, 17050), (13200, 16771), (13525, 16368), (13640, 16230)]