673641780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1669}}^1$

素因数の和:1750

約数の個数: 144

約数和(自身を含む): 2228768640

約数和(自身を除く): 1555126860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 961, 1085, 1302, 1669, 1860, 1922, 2170, 2604, 2883, 3255, 3338, 3844, 4340, 4805, 5007, 5766, 6510, 6676, 6727, 8345, 9610, 10014, 11532, 11683, 13020, 13454, 14415, 16690, 19220, 20028, 20181, 23366, 25035, 26908, 28830, 33380, 33635, 35049, 40362, 46732, 50070, 51739, 57660, 58415, 67270, 70098, 80724, 100140, 100905, 103478, 116830, 134540, 140196, 155217, 175245, 201810, 206956, 233660, 258695, 310434, 350490, 362173, 403620, 517390, 620868, 700980, 724346, 776085, 1034780, 1086519, 1448692, 1552170, 1603909, 1810865, 2173038, 3104340, 3207818, 3621730, 4346076, 4811727, 5432595, 6415636, 7243460, 8019545, 9623454, 10865190, 11227363, 16039090, 19246908, 21730380, 22454726, 24058635, 32078180, 33682089, 44909452, 48117270, 56136815, 67364178, 96234540, 112273630, 134728356, 168410445, 224547260, 336820890, 673641780]

約数ペア:

[(1, 673641780), (2, 336820890), (3, 224547260), (4, 168410445), (5, 134728356), (6, 112273630), (7, 96234540), (10, 67364178), (12, 56136815), (14, 48117270), (15, 44909452), (20, 33682089), (21, 32078180), (28, 24058635), (30, 22454726), (31, 21730380), (35, 19246908), (42, 16039090), (60, 11227363), (62, 10865190), (70, 9623454), (84, 8019545), (93, 7243460), (105, 6415636), (124, 5432595), (140, 4811727), (155, 4346076), (186, 3621730), (210, 3207818), (217, 3104340), (310, 2173038), (372, 1810865), (420, 1603909), (434, 1552170), (465, 1448692), (620, 1086519), (651, 1034780), (868, 776085), (930, 724346), (961, 700980), (1085, 620868), (1302, 517390), (1669, 403620), (1860, 362173), (1922, 350490), (2170, 310434), (2604, 258695), (2883, 233660), (3255, 206956), (3338, 201810), (3844, 175245), (4340, 155217), (4805, 140196), (5007, 134540), (5766, 116830), (6510, 103478), (6676, 100905), (6727, 100140), (8345, 80724), (9610, 70098), (10014, 67270), (11532, 58415), (11683, 57660), (13020, 51739), (13454, 50070), (14415, 46732), (16690, 40362), (19220, 35049), (20028, 33635), (20181, 33380), (23366, 28830), (25035, 26908)]