197722980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12071}}^1$

素因数の和:12106

約数の個数: 144

約数和(自身を含む): 738226944

約数和(自身を除く): 540503964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 12071, 16380, 24142, 36213, 48284, 60355, 72426, 84497, 108639, 120710, 144852, 156923, 168994, 181065, 217278, 241420, 253491, 313846, 337988, 362130, 422485, 434556, 470769, 506982, 543195, 627692, 724260, 760473, 784615, 844970, 941538, 1013964, 1086390, 1098461, 1267455, 1412307, 1520946, 1569230, 1689940, 1883076, 2172780, 2196922, 2353845, 2534910, 2824614, 3041892, 3138460, 3295383, 3802365, 4393844, 4707690, 5069820, 5492305, 5649228, 6590766, 7061535, 7604730, 9415380, 9886149, 10984610, 13181532, 14123070, 15209460, 16476915, 19772298, 21969220, 28246140, 32953830, 39544596, 49430745, 65907660, 98861490, 197722980]

約数ペア:

[(1, 197722980), (2, 98861490), (3, 65907660), (4, 49430745), (5, 39544596), (6, 32953830), (7, 28246140), (9, 21969220), (10, 19772298), (12, 16476915), (13, 15209460), (14, 14123070), (15, 13181532), (18, 10984610), (20, 9886149), (21, 9415380), (26, 7604730), (28, 7061535), (30, 6590766), (35, 5649228), (36, 5492305), (39, 5069820), (42, 4707690), (45, 4393844), (52, 3802365), (60, 3295383), (63, 3138460), (65, 3041892), (70, 2824614), (78, 2534910), (84, 2353845), (90, 2196922), (91, 2172780), (105, 1883076), (117, 1689940), (126, 1569230), (130, 1520946), (140, 1412307), (156, 1267455), (180, 1098461), (182, 1086390), (195, 1013964), (210, 941538), (234, 844970), (252, 784615), (260, 760473), (273, 724260), (315, 627692), (364, 543195), (390, 506982), (420, 470769), (455, 434556), (468, 422485), (546, 362130), (585, 337988), (630, 313846), (780, 253491), (819, 241420), (910, 217278), (1092, 181065), (1170, 168994), (1260, 156923), (1365, 144852), (1638, 120710), (1820, 108639), (2340, 84497), (2730, 72426), (3276, 60355), (4095, 48284), (5460, 36213), (8190, 24142), (12071, 16380)]