221540880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2707}}^1$

素因数の和:2765

約数の個数: 160

約数和(自身を含む): 773664768

約数和(自身を除く): 552123888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 2046, 2480, 2640, 2707, 2728, 3410, 3720, 4092, 5115, 5414, 5456, 6820, 7440, 8121, 8184, 10230, 10828, 13535, 13640, 16242, 16368, 20460, 21656, 27070, 27280, 29777, 32484, 40605, 40920, 43312, 54140, 59554, 64968, 81210, 81840, 83917, 89331, 108280, 119108, 129936, 148885, 162420, 167834, 178662, 216560, 238216, 251751, 297770, 324840, 335668, 357324, 419585, 446655, 476432, 503502, 595540, 649680, 671336, 714648, 839170, 893310, 923087, 1007004, 1191080, 1258755, 1342672, 1429296, 1678340, 1786620, 1846174, 2014008, 2382160, 2517510, 2769261, 3356680, 3573240, 3692348, 4028016, 4615435, 5035020, 5538522, 6713360, 7146480, 7384696, 9230870, 10070040, 11077044, 13846305, 14769392, 18461740, 20140080, 22154088, 27692610, 36923480, 44308176, 55385220, 73846960, 110770440, 221540880]

約数ペア:

[(1, 221540880), (2, 110770440), (3, 73846960), (4, 55385220), (5, 44308176), (6, 36923480), (8, 27692610), (10, 22154088), (11, 20140080), (12, 18461740), (15, 14769392), (16, 13846305), (20, 11077044), (22, 10070040), (24, 9230870), (30, 7384696), (31, 7146480), (33, 6713360), (40, 5538522), (44, 5035020), (48, 4615435), (55, 4028016), (60, 3692348), (62, 3573240), (66, 3356680), (80, 2769261), (88, 2517510), (93, 2382160), (110, 2014008), (120, 1846174), (124, 1786620), (132, 1678340), (155, 1429296), (165, 1342672), (176, 1258755), (186, 1191080), (220, 1007004), (240, 923087), (248, 893310), (264, 839170), (310, 714648), (330, 671336), (341, 649680), (372, 595540), (440, 503502), (465, 476432), (496, 446655), (528, 419585), (620, 357324), (660, 335668), (682, 324840), (744, 297770), (880, 251751), (930, 238216), (1023, 216560), (1240, 178662), (1320, 167834), (1364, 162420), (1488, 148885), (1705, 129936), (1860, 119108), (2046, 108280), (2480, 89331), (2640, 83917), (2707, 81840), (2728, 81210), (3410, 64968), (3720, 59554), (4092, 54140), (5115, 43312), (5414, 40920), (5456, 40605), (6820, 32484), (7440, 29777), (8121, 27280), (8184, 27070), (10230, 21656), (10828, 20460), (13535, 16368), (13640, 16242)]