1995519060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{829}}^1$

素因数の和:1198

約数の個数: 144

約数和(自身を含む): 6221255040

約数和(自身を除く): 4225735980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 311, 387, 430, 516, 622, 645, 774, 829, 860, 933, 1244, 1290, 1548, 1555, 1658, 1866, 1935, 2487, 2580, 2799, 3110, 3316, 3732, 3870, 4145, 4665, 4974, 5598, 6220, 7461, 7740, 8290, 9330, 9948, 11196, 12435, 13373, 13995, 14922, 16580, 18660, 24870, 26746, 27990, 29844, 35647, 37305, 40119, 49740, 53492, 55980, 66865, 71294, 74610, 80238, 106941, 120357, 133730, 142588, 149220, 160476, 178235, 200595, 213882, 240714, 257819, 267460, 320823, 356470, 401190, 427764, 481428, 515638, 534705, 601785, 641646, 712940, 773457, 802380, 1031276, 1069410, 1203570, 1283292, 1289095, 1546914, 1604115, 2138820, 2320371, 2407140, 2578190, 3093828, 3208230, 3867285, 4640742, 5156380, 6416460, 7734570, 9281484, 11086217, 11601855, 15469140, 22172434, 23203710, 33258651, 44344868, 46407420, 55431085, 66517302, 99775953, 110862170, 133034604, 166293255, 199551906, 221724340, 332586510, 399103812, 498879765, 665173020, 997759530, 1995519060]

約数ペア:

[(1, 1995519060), (2, 997759530), (3, 665173020), (4, 498879765), (5, 399103812), (6, 332586510), (9, 221724340), (10, 199551906), (12, 166293255), (15, 133034604), (18, 110862170), (20, 99775953), (30, 66517302), (36, 55431085), (43, 46407420), (45, 44344868), (60, 33258651), (86, 23203710), (90, 22172434), (129, 15469140), (172, 11601855), (180, 11086217), (215, 9281484), (258, 7734570), (311, 6416460), (387, 5156380), (430, 4640742), (516, 3867285), (622, 3208230), (645, 3093828), (774, 2578190), (829, 2407140), (860, 2320371), (933, 2138820), (1244, 1604115), (1290, 1546914), (1548, 1289095), (1555, 1283292), (1658, 1203570), (1866, 1069410), (1935, 1031276), (2487, 802380), (2580, 773457), (2799, 712940), (3110, 641646), (3316, 601785), (3732, 534705), (3870, 515638), (4145, 481428), (4665, 427764), (4974, 401190), (5598, 356470), (6220, 320823), (7461, 267460), (7740, 257819), (8290, 240714), (9330, 213882), (9948, 200595), (11196, 178235), (12435, 160476), (13373, 149220), (13995, 142588), (14922, 133730), (16580, 120357), (18660, 106941), (24870, 80238), (26746, 74610), (27990, 71294), (29844, 66865), (35647, 55980), (37305, 53492), (40119, 49740)]